1. A client asks about insulin glargine (Lantus). What is the
correct response?
A. “It works immediately.”
B. “It peaks in 4 hours.”
C. “It has no peak and lasts 24 hours.”
D. “It must be mixed with regular insulin.”
Answer: C
Rationale: Glargine is a long-acting insulin with no pronounced
peak, providing steady glucose control.
2. A nurse is reviewing a client’s chart who is prescribed
gentamicin. Which finding should concern the nurse most?
A. Tinnitus
B. WBC 10,000
C. Urine output 50 mL/hr
D. Temperature 100.2°F
Answer: A
Rationale: Tinnitus is a sign of ototoxicity, a serious adverse effect
of gentamicin.
3. A client is receiving morphine IV post-op. Which finding is the
priority?
A. Nausea
B. Respiratory rate of 8/min
C. Itching
D. Sedation score of 2
Answer: B
Rationale: Respiratory depression (<12/min) is the most life
threatening side effect of opioids.
4. A client taking furosemide reports muscle cramps. Which lab
,value correlates with this symptom?
A. Sodium 142
B. Potassium 2.9
C. Chloride 101
D. Magnesium 2.0
Answer: B
Rationale: Furosemide can cause hypokalemia, which leads to
muscle cramps. Normal potassium: 3.5–5.0.
5. A client with hypothyroidism takes levothyroxine. Which
statement indicates effective therapy?
A. “I feel cold all the time.”
B. “My heart rate is slower than usual.”
C. “I have more energy now.”
D. “I’m gaining weight quickly.”
Answer: C
Rationale: Increased energy suggests improved thyroid function.
6. A client takes aluminum hydroxide for GERD. What adverse
effect should the nurse monitor?
A. Diarrhea
B. Constipation
C. Hypokalemia
D. Rash
Answer: B
Rationale: Aluminum-based antacids commonly cause
constipation.
7. A client receiving methotrexate for cancer reports mouth
sores. What is the nurse's best response?
A. “This is a normal side effect.”
B. “Increase intake of spicy food.”
C. “Use a soft toothbrush and rinse with saline.”
, D. “Chew gum frequently.”
Answer: C
Rationale: Mouth sores (stomatitis) are common. Gentle oral care
is essential to prevent infection and discomfort.
8. A nurse is caring for a client prescribed lisinopril. Which lab
result should the nurse report to the provider?
A. Sodium 138 mEq/L
B. Potassium 5.8 mEq/L
C. Hemoglobin 14 g/dL
D. BUN 18 mg/dL
Answer: B
Rationale: Lisinopril, an ACE inhibitor, can cause hyperkalemia. A
potassium level of 5.8 is elevated and should be reported.
9. A client is prescribed exenatide. What is a common side
effect?
A. Hyperglycemia
B. Constipation
C. Nausea
D. Tachycardia
Answer: C
Rationale: Exenatide can cause nausea, especially when initiating
therapy. It’s an injectable incretin mimetic.
10. A client on lithium therapy has a sodium level of 128 mEq/L.
What is the nurse's best action?
A. Encourage low-sodium diet
B. Administer next dose
C. Hold the dose and notify the provider
D. Increase fluid restriction
Answer: C
Rationale: Hyponatremia can increase lithium toxicity risk. Hold
correct response?
A. “It works immediately.”
B. “It peaks in 4 hours.”
C. “It has no peak and lasts 24 hours.”
D. “It must be mixed with regular insulin.”
Answer: C
Rationale: Glargine is a long-acting insulin with no pronounced
peak, providing steady glucose control.
2. A nurse is reviewing a client’s chart who is prescribed
gentamicin. Which finding should concern the nurse most?
A. Tinnitus
B. WBC 10,000
C. Urine output 50 mL/hr
D. Temperature 100.2°F
Answer: A
Rationale: Tinnitus is a sign of ototoxicity, a serious adverse effect
of gentamicin.
3. A client is receiving morphine IV post-op. Which finding is the
priority?
A. Nausea
B. Respiratory rate of 8/min
C. Itching
D. Sedation score of 2
Answer: B
Rationale: Respiratory depression (<12/min) is the most life
threatening side effect of opioids.
4. A client taking furosemide reports muscle cramps. Which lab
,value correlates with this symptom?
A. Sodium 142
B. Potassium 2.9
C. Chloride 101
D. Magnesium 2.0
Answer: B
Rationale: Furosemide can cause hypokalemia, which leads to
muscle cramps. Normal potassium: 3.5–5.0.
5. A client with hypothyroidism takes levothyroxine. Which
statement indicates effective therapy?
A. “I feel cold all the time.”
B. “My heart rate is slower than usual.”
C. “I have more energy now.”
D. “I’m gaining weight quickly.”
Answer: C
Rationale: Increased energy suggests improved thyroid function.
6. A client takes aluminum hydroxide for GERD. What adverse
effect should the nurse monitor?
A. Diarrhea
B. Constipation
C. Hypokalemia
D. Rash
Answer: B
Rationale: Aluminum-based antacids commonly cause
constipation.
7. A client receiving methotrexate for cancer reports mouth
sores. What is the nurse's best response?
A. “This is a normal side effect.”
B. “Increase intake of spicy food.”
C. “Use a soft toothbrush and rinse with saline.”
, D. “Chew gum frequently.”
Answer: C
Rationale: Mouth sores (stomatitis) are common. Gentle oral care
is essential to prevent infection and discomfort.
8. A nurse is caring for a client prescribed lisinopril. Which lab
result should the nurse report to the provider?
A. Sodium 138 mEq/L
B. Potassium 5.8 mEq/L
C. Hemoglobin 14 g/dL
D. BUN 18 mg/dL
Answer: B
Rationale: Lisinopril, an ACE inhibitor, can cause hyperkalemia. A
potassium level of 5.8 is elevated and should be reported.
9. A client is prescribed exenatide. What is a common side
effect?
A. Hyperglycemia
B. Constipation
C. Nausea
D. Tachycardia
Answer: C
Rationale: Exenatide can cause nausea, especially when initiating
therapy. It’s an injectable incretin mimetic.
10. A client on lithium therapy has a sodium level of 128 mEq/L.
What is the nurse's best action?
A. Encourage low-sodium diet
B. Administer next dose
C. Hold the dose and notify the provider
D. Increase fluid restriction
Answer: C
Rationale: Hyponatremia can increase lithium toxicity risk. Hold
